Math for Liberal Arts

Side of a triangle are 6, 11 and 8. Scalene because all different. 6^2 + 8^2 = 100 < 11^2 = 121, so it is obtuse. Area = 15sqrt(39)...

Here are the topics we covered Monday. Primes, composites and the unit (1) How many factors does a number have....

There are four versions of the final exam. Do not begin until Prof. Hubbard has told you which one you should take. You have from 8:05 am to...

No class on Zoom today, but here is a link to a PRACTICE final exam . The real final will be 8:00 to 10:00 on Wednesday, May 20. I will ...

The complete list of answers can be found here.  If you are taking the final, it will be from 8:00 to 10:00 on Wednesday, May 20 in the r...

Here is a link to the in-class portion of the midterm.

Here is the link to the .pdf version of the test. Homework 10 is due by midnight tonight, Monday May 4. The in-class section of the exam...

The formula is: deaths/population x 100,000, no parentheses State                     pop. (nearest 100,000)      deaths               ...

Name: ___________________   Math for Liberal Arts – Math 15 Quiz 6                             20 points Put answers in spaces provid...

There are 27 patterns used to make up Roman numerals from 1 to 999. The patterns are put in order from largest to smallest as we read from l...

Click on this link to get a copy of Homework 10 . It is due on Monday, May 4.

Flu/pneumonia 1910: 156 per 100,000 Flu/pneumonia 1950: 32 per 100,000 Flu/pneumonia 1990: 32 per 100,000 COVID-19 deaths per 100,000 ...

Homework 9 is due by midnight tonight. Quiz 6 will be Wednesday in class for 20 points, based on Homework 9. Homework 10 will be handed ...

Link to the answers for Wednesday's quiz.   Quiz 5 was given in four parts over the last two weeks, you will be sent an email with yo...

Here is the link to Homework 9, due Mon., April 27 Here is the link to the Answers for Homework 8 If you last name begins with A throu...

Click here to see the lecture from Monday, April 30.

Click here for the notes I am using during the lecture. Click here for the worksheet due by the end of class. Completing the work is wort...

Link to the answers for last week's homework Link to today's quiz. Note that there are two pages, but you only have to complete ...

Class starts today at 9:30, I will be in the room at 9:10 if you have questions. Same Zoom room number as last week, same for the rest of t...

Monday's lecture  Wednesday's lecture Click this link for the homework Homework is due Monday. Stay safe and I'll see y...

Click here to get to the YouTube page

Click on this link. If you want to follow along with today's lecture, click here.

https://www.youtube.com/watch?v=l2RuhHv4AYI

You can access Zoom on a laptop or on a cellphone. The number for the class at 9:30 is 635-591-163 The number for the 12:20 office hour ...

No instruction, not face to face or online, will take place for the rest of the month. Stay Safe, Prof. Hubbard

Laney has canceled face-to-face classes from Wednesday, March 11 to Saturday, March 14. If you are enrolled in Math 15 and you read this, ...

Short biographies of John Von Neumann, Alan Turing, Grace Hopper, Edsger Dijkstra and Donald Knuth NASA's page about Katherine Johnson...

Notes on Richter scale and the bel/decibel system Notes on set theory and Venn Diagrams  

Defining a triangle by three side lengths Defining a triangle by three points in the plane  

Scientific notation Approximating and simplifying square roots Classifying triangles defined by three angles Finding isosceles triangl...

Notes for time conversion Notes for converting between binary, decimal and hexadecimal Notes on the logical operators AND (^), OR (v) an...

Time addition and subtraction problems Notes for fractions, decimals, and percents, prime factorization and finding all factors

Link to the biographies

Notes on statistics: mean, median and mode Notes on the five number summary and the IQR method for finding high and low outliers